package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.reggie.common.Result;
import com.itheima.reggie.entity.User;
import com.itheima.reggie.service.UserService;
import com.itheima.reggie.utils.SMSUtils;
import com.itheima.reggie.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpSession;
import java.util.Map;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService service;

    @PostMapping("/sendMsg")
    public Result<String> sendMsg(@RequestBody User user, HttpSession session){

        //获取手机号
        String phone = user.getPhone();
        if (StringUtils.isNotEmpty(phone)){

            //生成随机的4位验证码
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            //System.out.println("我执行了吗");
            log.info("code ={}",code);

            //调用阿里云提供的短信服务API完成发送短信
            //SMSUtils.sendMessage("阿里云短信测试","SMS_154950909","13365579906",code);

            //需要将生成的验证码保存到session
            session.setAttribute(phone,code);
            return Result.success("手机验证码短信发送成功");

        }
        return Result.error("短信发送失败");

    }


    /**
     * 登录验证
     * @param map
     * @param session
     * @return
     */
    @PostMapping("/login")
    public Result<User> login(@RequestBody Map map , HttpSession session){

        log.info(map.toString());

        //获取手机号
        String phone = map.get("phone").toString();
        //获取验证码
        String code = map.get("code").toString();
        //从session域中获取保存的验证码
        String codeInSession =(String) session.getAttribute(phone);

        //进行验证码的比对 (页面提交的而验证码 和session中保存的验证码比对)
        if (codeInSession != null && codeInSession.equals(code)){
            //如果能够比对成功 说明登录成功
            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user = service.getOne(queryWrapper);

            if (user == null){
                //判断当前手机号对应的用户 是否位 新用户 如果是新用户 就自动完成注册
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                service.save(user);

            }

            session.setAttribute("user",user.getId());
            return Result.success(user);
        }

        return Result.error("登陆失败");
    }








}
